package com.kuang.springcloud.controller;

import com.kuang.springcloud.pojo.Dept;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.List;

@RestController
public class DeptConsumerController {
    /*消费者不应该有service层,消费者的作用是调用接口*/
    /*
    RestTemplate是供我们远程调用的,需要在config类中注册到Spring中,
    是提供便捷访问远程http服务的方法,简单的Restful服务模板,
    可以访问任何地址,只要你知道应该传什么参数和返回值是什么,
    这个类的用法:{url,实体:Map,Class<T> responseType}
     */
    @Autowired
    private RestTemplate restTemplate;

    /*这里的8001是完整的业务模块的端口号,当我们加上ribbon负载均衡模块时,就不用关心端口号了,用服务名就可以*/
//    private static final String REST_URL_PREFIX = "http://localhost:8001";
    private static final String REST_URL_PREFIX = "http://SPRINGCLOUD-PROVIDER-DEPT";
    @RequestMapping("/consumer/dept/add")
    public boolean add(Dept dept) {
        return restTemplate.postForObject(REST_URL_PREFIX + "/dept/add", dept, Boolean.class);
    }

    @RequestMapping("/consumer/dept/get/{id}")
    public Dept get(@PathVariable("id") Long id) {
        return restTemplate.getForObject(REST_URL_PREFIX + "/dept/get/" + id, Dept.class);
    }

    @RequestMapping("/consumer/dept/list")
    public List<Dept> list() {
        return restTemplate.getForObject(REST_URL_PREFIX + "/dept/list", List.class);
    }

}
